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Annual reports : Prat-de-Bouc, 2021
Watchpoint
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Bird Reports
See cumulative daily totals and phenology graphs
 
Not available. This representation exists with one or all sites, one or all years and a single species.

Comparison of the duration of migration : This graph compares the duration of migration in number of days between different key percentages of migration. It is possible to compare several sites on the same graph.
Not available. This representation exists with one or all sites, one or all years and a single species.

Comparison of migration dates : This graph matches key percentages of migration with calendar days. It is possible to compare several sites in the same graph.
Not available. This representation exists with a single site, all years and a single species.

Interannual trend : This interannual graph represents the evolution between annual totals.
Not available. This representation exists with a single site, one or all years and a single species.

Phenological trend : This graph represents the evolution of the percentage of migration. Key percentages are indicated by vertical red bars.
Not available. This representation exists with a single site, all years and a single species.

Daily evolution : This interannual graph represents the trend of dates and key percentages of migration.
Not available. This representation exists with a single site, one or all years and a single species.

Totals by hour : This graph represents the distribution of the total number of birds by hour. When a specific year is chosen, the average of all the years of the migration watch is shown in grey.
Not available. This representation exists with a single site, one or all years and a single species.

Seasonal phenology : This graph represents the distribution of the daily passage total (the decadary total is symbolized by red bars). If a specific year is selected, the average of all years is shown in grey.
Not available. This representation exists with a single site, one or all years and a single species.

Relative migration : This graph represents the distribution in daily percentage of migration (percentage by decade being symbolized by red bars). If a specific year is chosen, the average of all years is shown in grey.
Not available. This representation exists with a single site, one or all years and a single species.

Seasonal phenology (decade) : This graph represents the migration total by decade. If a specific year is selected, the average of all years of the migration survey is shown in grey.
Not available. This representation exists with a single site, one or all years and a single species.

Hourly mean per decade : This graph shows the mean number of migrants per hour over ten-day periods. When a specific year is selected, the mean number of migrants calculated over all years of record is depicted in grey.
Not available. This representation exists with a single site, one or all years and a single species.

Seasonal phenology (5-day period) : This graph shows the numbers of migratory individuals over 5-day periods. If a specific year is selected, the average of all years is shown in grey.
Not available. This representation exists with a single site, one or all years and a single species.

Hourly mean per 5-day period : This graph shows the mean number of individuals per hour over 5-day periods. When a specific year is selected, the mean number of migrants calculated over all years of record is shown in grey.
Available. This representation exists with a single site, a single year and all the species.

Summary table : This graph represents the seasonal totals as well as the latest totals of the migration watch. The upper table represents the most significant species for the watchpoint.
Available. This representation exists with a single site, a single year and all the species.

Migration synthesis : This graph is representing migration periods for each species at the site in a given year
Available. This representation exists with one or all sites, one or all years and all the species.

Observation effort : This table shows the observer pressure at the watchpoint for all years or day by day for a selected year.
Not available. This representation exists with all sites combined, one or all years and a single species.

Distribution Map : This map shows the relative importance of the watchpoints for a selected species. The dots represent the number of individuals per season.

Period : from Sunday, September 12th, 2021 until Wednesday, October 20th, 2021

Number of days of migration watch : 8
Number of hours of migration watch : 57h50

Number of birds : 49244
Wednesday  2021 07h45-14h00- Duration : 06h15 
Full (14 days) : Moonrise at 19h09 and moonset at 7h45
Sun : sunrise at 08h12 and sunset at 18h54
Day : dawn at 07h42 and dusk at 19h24
Comments :
07h45-09h00 : Observateur : Philippe G., Maelys R., Mathis V., Thierry R. Ciel se charge au fil de la journée. Vent moyen de SO.
 The most significant species
Total
  Show phenology  Eurasian Sparrowhawk (Accipiter nisus)
31
  Show phenology  Common Buzzard (Buteo buteo)
23
  Show phenology  Common Kestrel (Falco tinnunculus)
22
  Show phenology  Common Wood Pigeon (Columba palumbus)
30620
  Show phenology  Woodlark (Lullula arborea)
71
  Show phenology  Eurasian Skylark (Alauda arvensis)
28
  Show phenology  unidentified Martin (Hirundinidae sp.)
296
  Show phenology  Barn Swallow (Hirundo rustica)
4564
  Show phenology  Meadow Pipit (Anthus pratensis)
150
  Show phenology  White Wagtail (Motacilla alba)
85
  Show phenology  Redwing (Turdus iliacus)
15
  Show phenology  Mistle Thrush (Turdus viscivorus)
59
  Show phenology  Common Starling (Sturnus vulgaris)
518
  Show phenology  unidentified Passerine (Passeriformes sp.)
403
  Show phenology  Common Chaffinch (Fringilla coelebs)
8830
  Show phenology  Brambling (Fringilla montifringilla)
454
  Show phenology  European Goldfinch (Carduelis carduelis)
252
  Show phenology  Eurasian Siskin (Carduelis spinus)
1394
  Show phenology  Common Linnet (Carduelis cannabina)
45
  Show phenology  Common Reed Bunting (Emberiza schoeniclus)
1
  Daily total
1
migrant
1
migrant
1
migrant
29
migrants
8
migrants
2
migrants
9
migrants
1
migrant
44
migrants
45
migrants
3
migrants
1
migrant
18
migrants
150
migrants
4150
migrants
341
migrants
143
migrants
971
migrants
18
migrants
1
migrant
 Other species
Total
  Show phenology  Tit, unidentified (Paridae sp.)
19
  Show phenology  Coal Tit (Periparus ater)
28
  Show phenology  Eurasian Blue Tit (Cyanistes caeruleus)
283
  Show phenology  Great Tit (Parus major)
173
  Show phenology  European Greenfinch (Carduelis chloris)
9
  Daily total
2
migrants
6
migrants
35
migrants
16
migrants
2
migrants
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